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12 changes: 9 additions & 3 deletions test/Polly.TestUtils/TestUtilities.cs
Original file line number Diff line number Diff line change
Expand Up @@ -55,22 +55,28 @@ public static ILoggerFactory CreateLoggerFactory(out FakeLogger logger)

public static IDisposable EnablePollyMetering(ICollection<MeteringEvent> events)
{
var stateStr = Guid.NewGuid().ToString();
var meterListener = new MeterListener
{
InstrumentPublished = (instrument, listener) =>
{
if (instrument.Meter.Name == "Polly")
{
listener.EnableMeasurementEvents(instrument);
listener.EnableMeasurementEvents(instrument, stateStr);
}
}
};
meterListener.SetMeasurementEventCallback<int>(OnMeasurementRecorded);
meterListener.SetMeasurementEventCallback<double>(OnMeasurementRecorded);
meterListener.Start();

void OnMeasurementRecorded<T>(Instrument instrument, T measurement, ReadOnlySpan<KeyValuePair<string, object?>> tags, object? state)
=> events.Add(new MeteringEvent(measurement!, instrument.Name, tags.ToArray().ToDictionary(v => v.Key, v => v.Value)));
void OnMeasurementRecorded<T>(Instrument instrument, T measurement, ReadOnlySpan<KeyValuePair<string, object?>> tags, object? stateObj)
{
if (stateObj is string str && str == stateStr)
{
events.Add(new MeteringEvent(measurement!, instrument.Name, tags.ToArray().ToDictionary(v => v.Key, v => v.Value)));
}
}

return meterListener;
}
Expand Down